If a mouse eats grass, a snake eats the mouse, and an owl eats the snake, the snake is considered the
a. producer.
b. secondary consumer.
c. primary consumer.
d. tertiary consumer.

Which equation is used to calculate the magnetic force on a charge moving in a magnetic field

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

How do you think earths interior affects what is happening on the surface? 2. how do fossils support the continental drift hypothesis? 3. how does sea- floor spreading support the hypothesis of continental drift? 4.what do scientists observe when they studied the magnetic fields of rocks on the sides of mid-ocean ridges? 5. what is a tectonic plate ? 6. explain mantle convection 7.how can movements of the continents affect earths climate? 8. what occurs during drifting?